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85a453d5 1/* Target-specific definition for a Renesas Super-H.
213516ef 2 Copyright (C) 1993-2023 Free Software Foundation, Inc.
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3
4 This file is part of GDB.
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
a9762ec7 8 the Free Software Foundation; either version 3 of the License, or
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9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
a9762ec7 17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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18
19#ifndef SH_TDEP_H
20#define SH_TDEP_H
21
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22#include "gdbarch.h"
23
c378eb4e 24/* Contributed by Steve Chamberlain sac@cygnus.com. */
ab3b8126 25
c378eb4e 26/* Registers for all SH variants. Used also by sh3-rom.c. */
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27enum
28 {
29 R0_REGNUM = 0,
30 STRUCT_RETURN_REGNUM = 2,
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31 ARG0_REGNUM = 4,
32 ARGLAST_REGNUM = 7,
f2ea0907 33 FP_REGNUM = 14,
c9ac0a72 34 PC_REGNUM = 16,
55ff77ac 35 PR_REGNUM = 17,
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36 GBR_REGNUM = 18,
37 VBR_REGNUM = 19,
38 MACH_REGNUM = 20,
39 MACL_REGNUM = 21,
55ff77ac 40 SR_REGNUM = 22,
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41 FPUL_REGNUM = 23,
42 /* Floating point registers */
43 FPSCR_REGNUM = 24,
357d3800 44 FR0_REGNUM = 25,
55ff77ac 45 FLOAT_ARG0_REGNUM = 29,
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46 FLOAT_ARGLAST_REGNUM = 36,
47 FP_LAST_REGNUM = 40,
48 /* sh3,sh4 registers */
49 SSR_REGNUM = 41,
50 SPC_REGNUM = 42,
51 /* DSP registers */
52 DSR_REGNUM = 24,
53 A0G_REGNUM = 25,
54 A0_REGNUM = 26,
55 A1G_REGNUM = 27,
56 A1_REGNUM = 28,
57 M0_REGNUM = 29,
58 M1_REGNUM = 30,
59 X0_REGNUM = 31,
60 X1_REGNUM = 32,
61 Y0_REGNUM = 33,
62 Y1_REGNUM = 34,
63 MOD_REGNUM = 40,
64 RS_REGNUM = 43,
65 RE_REGNUM = 44,
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66 DSP_R0_BANK_REGNUM = 51,
67 DSP_R7_BANK_REGNUM = 58,
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68 /* sh2a register */
69 R0_BANK0_REGNUM = 43,
70 MACHB_REGNUM = 58,
71 IVNB_REGNUM = 59,
72 PRB_REGNUM = 60,
73 GBRB_REGNUM = 61,
74 MACLB_REGNUM = 62,
75 BANK_REGNUM = 63,
76 IBCR_REGNUM = 64,
77 IBNR_REGNUM = 65,
78 TBR_REGNUM = 66,
79 PSEUDO_BANK_REGNUM = 67,
f2ea0907 80 /* Floating point pseudo registers */
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81 DR0_REGNUM = 68,
82 DR_LAST_REGNUM = 75,
83 FV0_REGNUM = 76,
84 FV_LAST_REGNUM = 79
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85 };
86
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87/* This structure describes a register in a core-file. */
88struct sh_corefile_regmap
89{
90 int regnum;
91 unsigned int offset;
92};
93
ab25d9bb 94struct sh_gdbarch_tdep : gdbarch_tdep_base
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95{
96 /* Non-NULL when debugging from a core file. Provides the offset
97 where each general-purpose register is stored inside the associated
98 core file section. */
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99 struct sh_corefile_regmap *core_gregmap = nullptr;
100 int sizeof_gregset = 0;
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101 /* Non-NULL when debugging from a core file and when FP registers are
102 available. Provides the offset where each FP register is stored
103 inside the associated core file section. */
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104 struct sh_corefile_regmap *core_fpregmap = nullptr;
105 int sizeof_fpregset = 0;
96a5a1d3 106 /* ISA-specific data types. */
345bd07c 107 struct type *sh_littlebyte_bigword_type = nullptr;
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108};
109
3ca7dae4 110extern const struct regset sh_corefile_gregset;
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111
112void sh_corefile_supply_regset (const struct regset *regset,
113 struct regcache *regcache,
114 int regnum, const void *regs, size_t len);
115void sh_corefile_collect_regset (const struct regset *regset,
116 const struct regcache *regcache,
117 int regnum, void *regs, size_t len);
ab3b8126 118#endif /* SH_TDEP_H */